Heron Bay Weather Forecast

    • 57
    • 70

    Increasing Clouds

    • 55
    • 69

    Partly Sunny

    • 56
    • 71

    Partly Sunny

    • 56
    • 72

    Partly Sunny

    • 56
    • 74

    Partly Sunny

    • 57
    • 75

    Mostly Sunny

    • 57
    • 74

    Mostly Sunny

Today 19 Jun San Francisco Bay Shoreline

Sunny. Highs in the upper 60s to mid 70s. West Winds 10 to 20 Mph.

Tonight 19 Jun San Francisco Bay Shoreline

Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 50s. West Winds 10 to 20 Mph. Becoming 5 to 10 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Heron Bay Temperature Statistics

June Temperature

Hayward, Hayward Air Terminal (3.1 miles)

  • Lowest 7 June, 2026

    52.6 °F

  • Average June

    65.9 °F

  • Highest 11 June, 2026

    95.6 °F

Climate (2021–2026)

Hayward, Hayward Air Terminal (3.1 miles)

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  • Average Low 2021–2026

    52.4 °F

  • Average 2021–2026

    59.7 °F

  • Average High 2021–2026

    69.2 °F
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